CN102079450A - Material pumping apparatus and pumping system thereof - Google Patents
Material pumping apparatus and pumping system thereof Download PDFInfo
- Publication number
- CN102079450A CN102079450A CN2010105812977A CN201010581297A CN102079450A CN 102079450 A CN102079450 A CN 102079450A CN 2010105812977 A CN2010105812977 A CN 2010105812977A CN 201010581297 A CN201010581297 A CN 201010581297A CN 102079450 A CN102079450 A CN 102079450A
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- Prior art keywords
- cylinder
- pumparound
- pumping equipment
- material cylinder
- gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/01—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being mechanical
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a pumping system of a material pumping apparatus, which comprises a material conveying component, a gear (2) installed at a fixing part of the material pumping apparatus and a power element driving the gear (2) to rotate around own axis, wherein the material conveying component further comprises a material cylinder, and a cylinder rod on the material cylinder is provided with a rack engaged with the gear (2). The material absorbing and pushing procedures of the material cylinder are implemented in an engagement manner of the gear and the rack, which leads to simpler structure and prominently reduces the longitudinal dimension of the material pumping apparatus so that the material pumping apparatus has more compact structure. The invention further discloses a material pumping apparatus comprising the pumping system.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of pumparound that is used for the material pumping equipment.The invention still further relates to a kind of material pumping equipment that comprises above-mentioned pumparound.
Background technology
Along with the fast development of China's economic construction, market increases day by day for the demand of material pumping equipments such as concrete pump truck, Vehicle loaded pump and towed concrete pump.
The main effect of these material pumping equipments all is that product pumps such as cement concrete are delivered to eminence, realize high-rise working, and pumparound just becomes the chief component of material pumping equipment, and the quality of pumparound directly influences the serviceability of material pumping equipment.
Please refer to Fig. 1, Fig. 1 is used for the structural representation of the pumparound of material pumping equipment for a kind of representative type.
A kind of representative type pumparound comprises master cylinder 11a and 11b, material cylinder 12a and 12b, hopper 13, delivery duct 14 and distributing valve 15.Master cylinder is the single-piston rod oil cylinder, and master cylinder 11a connects the piston of material cylinder 12a, master cylinder 11b connects material cylinder 12b by its piston rod 111b piston by its piston rod 111a.In pumparound when work,, when master cylinder 11a is stressed oil effect piston rod when stretching out, distributing valve 15 is communicated with material cylinder 12a and delivery ducts 14, and the piston of material cylinder 12a pushes delivery duct 14 with the material in the cylinder body; Meanwhile, material cylinder 11b and hopper 13 connected, and the master cylinder 11b piston oil that is stressed drives and the piston rod withdrawal, and material cylinder 12b sucks material in the hopper 13 in the cylinder body of material cylinder 12b.The master cylinder 11a oil effect piston rod withdrawal that is stressed then, material cylinder 12a is communicated with hopper 13, in the cylinder body of material cylinder 12a with material suction material cylinder 12a in the hopper 13; Meanwhile, the master cylinder 11b oil effect piston rod that is stressed is stretched out, and distributing valve 15 is communicated with material cylinder 12b and delivery ducts 14, and the piston of material cylinder 12b pushes delivery duct 14 with material in the cylinder body.Circulation repeats said process, thereby reaches the purpose of uninterrupted pumping.
But above-mentioned type of drive causes the longitudinal length of equipment longer, and structure is comparatively disperseed, and floor area is bigger; In addition, when using above-mentioned pumping systems pumps to send material, when a certain material cylinder was released material, material produced a powerful antagonistic force to pumparound, and meanwhile another material cylinder sucks material, material is very little to the application force of pumparound, and direction is opposite, and material is delivered on the vehicle body equivalent-load parts the most at last to the antagonistic force of pumparound, makes above-mentioned pumparound have higher requirements to the strength and stiffness of load bearing component, and in commutation process, bigger impact appears; Simultaneously and since the piston of master cylinder can only be when stretching out outputting material, operating efficiency is lower.
Therefore, how to dwindle the longitudinal length of pumparound, make the structure of material pumping equipment more compact, just become the problem that those skilled in the art need solve.
Summary of the invention
The purpose of this invention is to provide a kind of pumparound that is used for the material pumping equipment, its longitudinal length is less, thereby makes that the structure of material pumping equipment is more compact.Another object of the present invention provides a kind of material pumping equipment that comprises above-mentioned pumparound.
For solving the problems of the technologies described above, the invention provides a kind of pumparound of material pumping equipment, comprise the mass transport assembly, described mass transport assembly further comprises the material cylinder, the gear that also comprises the fixed part that is installed on described material pumping equipment, and driving the dynamical element of described gear around the rotational of himself, the cylinder bar of described material cylinder is provided with the tooth bar with described gear mesh.
Preferably, described mass transport assembly comprises first mass transport assembly with first material cylinder and the second mass transport assembly with second material cylinder, the cylinder bar of the cylinder bar of the described first material cylinder and the described second material cylinder all with described gear mesh.
Preferably, the cylinder bar of the cylinder bar of the described first material cylinder and the described second material cylinder is an integral structure, and the distance of the cylinder barrel near-end of described gear and the described first material cylinder, equals the distance of the cylinder barrel near-end of described gear and the described second material cylinder.
Preferably, the number of the described first material cylinder is at least two, and the number of the described second material cylinder is at least two, and the cylinder bar of the cylinder bar of each described first material cylinder cooresponding described second material cylinder respectively with it has integral structure.
Preferably, also comprise the guide rail that is installed on described fixed part, described guide rail extends along the vibration-direction of described cylinder bar, and described cylinder bar is along described guide rail movement.
Preferably, described dynamical element is HM Hydraulic Motor or electrical motor.
Preferably, also comprise speed reduction gearing, the mouth of described motor and the input end of described speed reduction gearing are in transmission connection, and the mouth of described speed reduction gearing is connected with described gear transmission.
The present invention also provides a kind of material pumping equipment, comprises main part and the pumparound that is installed on described main part, and described pumparound is as above-mentioned each described pumparound.
Further, be specially concrete pump truck, concrete pump, Vehicle loaded pump, boat-carrying pump or independent concrete pump.
The pumparound that is used for the material pumping equipment provided by the present invention, comprise the mass transport assembly, described mass transport assembly further comprises the material cylinder, the gear that also comprises the fixed part that is installed on described material pumping equipment, described gear around the rotational of himself, is equipped with the tooth bar with described gear mesh on the cylinder bar of described material cylinder under the driving of dynamical element.When rotating under the effect of gear at dynamical element, do straight-line motion with the rack drives cylinder bar of gear mesh, by changing the rotation direction of gear, realize stretching out or withdraw of cylinder bar, thereby the realization material enters the material cylinder enters delivery duct again from the material cylinder material conveying process from hopper.Realize the suction and the pusher process of material cylinder by rack-and-gear ingear mode, structure is more simple, and has significantly reduced the longitudinal size of material pumping equipment, makes that the structure of material pumping equipment is more compact.
Description of drawings
Fig. 1 is used for the structural representation of the pumparound of material pumping equipment for a kind of representative type;
Fig. 2 is the structural representation of a kind of specific embodiment of pumparound provided by the present invention.
The specific embodiment
Core of the present invention provides a kind of pumparound that is used for the material pumping equipment, and its longitudinal length is less, thereby makes that the structure of material pumping equipment is more compact.Another core of the present invention provides a kind of material pumping equipment that comprises above-mentioned pumparound.
In order to make those skilled in the art person understand technical scheme of the present invention better, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 2, Fig. 2 is the structural representation of a kind of specific embodiment of pumparound provided by the present invention.
In a kind of specific embodiment, pumparound provided by the present invention is used for the material pumping equipment, material pumping equipment described in the literary composition mainly is meant the concrete pumping equipment that uses in the building engineerings such as concrete pump truck, Vehicle loaded pump and towed concrete pump, also comprises the various pumping equipments of other material of pumping that uses in the other field certainly.This material pumping equipment comprises the mass transport assembly, described mass transport assembly further comprises material cylinder, hopper, delivery duct and distributing valve, this pumparound also comprises the gear 2 of the fixed part that is installed on described material pumping equipment, gear 2 around the rotational of himself, is equipped with on the cylinder bar of material cylinder and gear 2 ingear tooth bars under the driving of dynamical element.Wherein, the straight-line motion that engagement by gear and gear 2 produces, drive the cylinder bar and do straight-line motion, thereby promote piston crank motion in cylinder body of material cylinder, thereby realize material in the hopper is sucked cylinder body or the material in the cylinder body is pushed delivery duct, the material cylinder alternately is communicated with hopper or delivery duct by distributing valve, apparently, when the material cylinder is drawn material from hopper, the material cylinder is communicated with hopper, and isolates with delivery duct, when material cylinder general material wherein is pushed into delivery duct, material cylinder and hopper are isolated, and are communicated with delivery duct.
Said fixing portion is meant the frame of material pumping equipment or the parts of captiveing joint with frame.
As shown in Figure 2, when clockwise rotating under the effect of gear 2 at dynamical element, do straight-line motion to the right with gear 2 ingear tooth bars, and drive cylinder bar moves right, thereby make the suction from hopper of material cylinder, and when rotating counterclockwise under the effect of gear 2 at dynamical element, do straight-line motion left with gear 2 ingear tooth bars, and drive the cylinder bar, thereby make the material cylinder in delivery duct, transmit material to left movement; Like this, by changing the rotation direction of gear 2, realize stretching out or withdraw of cylinder bar, thereby the realization material enters the material cylinder enters delivery duct again from the material cylinder material conveying process from hopper.Realize the suction and the pusher process of material cylinder by rack-and-gear ingear mode, structure is more simple, and has significantly reduced the longitudinal size of material pumping equipment, makes that the structure of material pumping equipment is more compact.
Mass transport assembly provided by the present invention comprises the first mass transport assembly with first material cylinder 31, with the second mass transport assembly with second material cylinder 32, the cylinder bar of the cylinder bar of the described first material cylinder 31 and the second material cylinder 32 all meshes with described gear 2.Particularly, the material cylinder comprises the first material cylinder 31 and the second material cylinder 32, described hopper comprises first hopper 41 and second hopper 42, and described delivery duct comprises first delivery duct 51 and second delivery duct 52, and described distributing valve comprises first distributing valve 251 and second distributing valve 252; First cylinder bar 311 of the described first material cylinder 31 and described gear 2 engagements, the described first material cylinder 31 alternately is communicated with described first hopper 41 or described first delivery duct 51 by the distribution of described first distributing valve; Second cylinder bar 321 of the described second material cylinder 32 and described gear 2 engagements, the described second material cylinder 32 alternately is communicated with described second hopper 42 or described second delivery duct 52 by the distribution of second distributing valve.Gear 2 is when clockwise rotating, the first cylinder bar 311 of the first material cylinder 31 moves right, the first material cylinder 31 absorbs material from first hopper 41, the second cylinder bar 321 of the second material cylinder 32 moves right simultaneously, and the second material cylinder 32 is outputting material in second delivery duct 52; And gear 2 is when rotating counterclockwise, the first cylinder bar 311 of the first material cylinder 31 is to left movement, the first material cylinder 31 is outputting material in second delivery duct 52, and the second cylinder bar 321 of the second material cylinder 32 is to left movement simultaneously, and the second material cylinder 32 absorbs material from second hopper 42; Like this, when gear 2 cws or when rotating counterclockwise, the material cylinder can both outputting material, thereby has improved the efficient of material output.
The sense of motion that it is pointed out that the cylinder bar of the rotation direction of said gear 2 and material cylinder is based on direction shown in Figure 2.
The above-mentioned first cylinder bar 311 is an integral structure with the described second cylinder bar 321, and the function of cylinder bar and tooth bar can be integrated on the mechanical component; The above-mentioned first material cylinder 31 and the second material cylinder 32 also can be integral structure, but even also double as guiding mechanism of the material inside wall of cylinder, promptly guide rail 6, to improve right alignment and the parallelism between the first material cylinder, the second material cylinder and the cylinder bar.Pumparound provided by the present invention can also comprise the guide rail 6 that is installed on fixed part, and guide rail 6 extends along the vibration-direction of cylinder bar, and the cylinder bar moves along guide rail 6; The effect that guide rail 6 has played guiding and supported for the straight-line motion of cylinder bar, thus the straight-line reliability of cylinder bar improved.
The number of the above-mentioned first material cylinder 31 can be at least two, and the number of the second material cylinder 32 can be at least two, and the cylinder bar of each first material cylinder 31 respectively and the cylinder bar of second material cylinder 32 cooresponding with it have integral structure.Particularly, the above-mentioned first material cylinder 31 can comprise material cylinder and first time material cylinder on first, and the described second material cylinder 32 comprises material cylinder and second time material cylinder on second, and described guide rail 6 comprises upper rail and lower guideway; On first on the cylinder bar and second of material cylinder the cylinder bar of material cylinder move along described upper rail, the cylinder bar on the cylinder bar of first time material cylinder and second time material cylinder edge moves along described lower guideway; Two material-transporting systems by parallel connection can significantly improve the transport efficiency of material, and make pumparound internal action power reach balance.
Two material cylinders in the above-mentioned first material cylinder 31 also are not limited to upper and lower settings, also can be for front and back are provided with, and perhaps other forms are provided with.
Above-mentioned dynamical element can be HM Hydraulic Motor or electrical motor, also can for other can driven wheel 2 driving links that rotate, for example combustion engine etc.
This pumparound can also comprise speed reduction gearing, and the mouth of HM Hydraulic Motor or electrical motor and the input end of speed reduction gearing are in transmission connection, and the mouth of speed reduction gearing and gear 2 are in transmission connection; Like this, dynamical element is by speed reduction gearing driven wheel 2, and the rotating speed of pinion 2 more neatly improves the Applicable scope of device.
In the above-mentioned pumparound, the first material cylinder 31 and the second material cylinder 32 can be arranged at gear 2 corresponding both sides respectively, so that the suffered antagonistic force in balance both sides in material conveying process from convey materials, when reducing to carry commutation to the impact effect of system.
Correspondingly, the homonymy that first hopper 41 that is communicated with or isolates by distributing valve with the first material cylinder 31 and first transfer passage are arranged at the first material cylinder 31 usually, the homonymy same, that second hopper 42 that is communicated with or isolates by distributing valve with the second material cylinder 32 and second transfer passage also are arranged at the second material cylinder 32 usually.But first hopper 41 and first transfer passage also are not limited to the first material cylinder 31 and are made as homonymy, and second hopper 42 and second transfer passage also are not limited to the second material cylinder 32 and are set to homonymy.
The structure and the specification of the above-mentioned first material cylinder 31 and the second material cylinder 32 can be identical, so that further reduce the apolegamy difficulty of material cylinder.
Except the above-mentioned pumparound that is used for the material pumping equipment, the present invention also provides a kind of material pumping equipment that comprises above-mentioned pumparound, and other each several part structure of this material pumping equipment please refer to prior art, does not repeat them here.
Above-mentioned material pumping equipment can be specially concrete pump truck, concrete pump, Vehicle loaded pump, boat-carrying pump etc. and go up the concrete pump that uses that use or independent.
More than a kind of material pumping equipment provided by the present invention and pumparound thereof are described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (9)
1. the pumparound of a material pumping equipment, comprise the mass transport assembly, described mass transport assembly further comprises the material cylinder, it is characterized in that, the gear (2) that also comprises the fixed part that is installed on described material pumping equipment, and driving the dynamical element of described gear (2) around the rotational of himself, the cylinder bar of described material cylinder is provided with and described gear (2) ingear tooth bar.
2. the pumparound of material pumping equipment according to claim 1, it is characterized in that, described mass transport assembly comprises the first mass transport assembly with first material cylinder (31), with the second mass transport assembly with second material cylinder (32), the cylinder bar of the cylinder bar of the described first material cylinder (31) and the described second material cylinder (32) all meshes with described gear (2).
3. the pumparound of material pumping equipment according to claim 2, it is characterized in that, the cylinder bar of the cylinder bar of the described first material cylinder (31) and the described second material cylinder (32) is an integral structure, and the distance of the cylinder barrel near-end of described gear (2) and the described first material cylinder (31) equals the distance of described gear (2) and the cylinder barrel near-end of the described second material cylinder (32).
4. the pumparound of material pumping equipment according to claim 3, it is characterized in that, the number of the described first material cylinder (31) is at least two, the number of the described second material cylinder (32) is at least two, and the cylinder bar of the cylinder bar of each described first material cylinder (31) cooresponding described second material cylinder (32) respectively with it has integral structure.
5. according to the pumparound of each described material pumping equipment of claim 1 to 4, it is characterized in that, also comprise the guide rail (6) that is installed on described fixed part, described guide rail (6) extends along the vibration-direction of described cylinder bar, and described cylinder bar moves along described guide rail (6).
6. according to the pumparound of each described material pumping equipment of claim 1 to 4, it is characterized in that described dynamical element is HM Hydraulic Motor or electrical motor.
7. the pumparound of material pumping equipment according to claim 6, it is characterized in that, also comprise speed reduction gearing, the mouth of described motor and the input end of described speed reduction gearing are in transmission connection, and the mouth of described speed reduction gearing and described gear (2) are in transmission connection.
8. a material pumping equipment comprises main part and the pumparound that is installed on described main part, it is characterized in that described pumparound is as each described pumparound of claim 1 to 7.
9. material pumping equipment according to claim 8 is characterized in that, is specially concrete pump truck, concrete pump, Vehicle loaded pump, boat-carrying pump or independent concrete pump.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105812977A CN102079450A (en) | 2010-12-09 | 2010-12-09 | Material pumping apparatus and pumping system thereof |
| PCT/CN2011/075927 WO2012075799A1 (en) | 2010-12-09 | 2011-06-20 | Material pumping device and pumping system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105812977A CN102079450A (en) | 2010-12-09 | 2010-12-09 | Material pumping apparatus and pumping system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102079450A true CN102079450A (en) | 2011-06-01 |
Family
ID=44085686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105812977A Pending CN102079450A (en) | 2010-12-09 | 2010-12-09 | Material pumping apparatus and pumping system thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102079450A (en) |
| WO (1) | WO2012075799A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012075799A1 (en) * | 2010-12-09 | 2012-06-14 | 湖南三一智能控制设备有限公司 | Material pumping device and pumping system thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1321908A1 (en) * | 1986-02-20 | 1987-07-07 | Волгоградский инженерно-строительный институт | Pump |
| CN1379848A (en) * | 1999-10-18 | 2002-11-13 | 工程及钻探机械有限公司 | Piston pump |
| CN2606199Y (en) * | 2003-03-09 | 2004-03-10 | 罗民权 | Compressor |
| WO2005005829A1 (en) * | 2003-07-10 | 2005-01-20 | Robert Bosch Gmbh | Piston machine |
| CN101672258A (en) * | 2009-09-24 | 2010-03-17 | 浙江鸿友压缩机制造有限公司 | Gear connecting rod type linear reciprocating mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102079450A (en) * | 2010-12-09 | 2011-06-01 | 三一重工股份有限公司 | Material pumping apparatus and pumping system thereof |
-
2010
- 2010-12-09 CN CN2010105812977A patent/CN102079450A/en active Pending
-
2011
- 2011-06-20 WO PCT/CN2011/075927 patent/WO2012075799A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1321908A1 (en) * | 1986-02-20 | 1987-07-07 | Волгоградский инженерно-строительный институт | Pump |
| CN1379848A (en) * | 1999-10-18 | 2002-11-13 | 工程及钻探机械有限公司 | Piston pump |
| CN2606199Y (en) * | 2003-03-09 | 2004-03-10 | 罗民权 | Compressor |
| WO2005005829A1 (en) * | 2003-07-10 | 2005-01-20 | Robert Bosch Gmbh | Piston machine |
| CN101672258A (en) * | 2009-09-24 | 2010-03-17 | 浙江鸿友压缩机制造有限公司 | Gear connecting rod type linear reciprocating mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012075799A1 (en) * | 2010-12-09 | 2012-06-14 | 湖南三一智能控制设备有限公司 | Material pumping device and pumping system thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012075799A1 (en) | 2012-06-14 |
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Owner name: SANY AUTOMOBILE MANUFACTURING CO., LTD. Free format text: FORMER OWNER: SANYI HEAVY INDUSTRY CO LTD Effective date: 20130507 |
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Effective date of registration: 20130507 Address after: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Applicant after: SANY Automobile Manufacturing Co., Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Applicant before: Sanyi Heavy Industry Co., Ltd. |
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Application publication date: 20110601 |